VALKYR
\vˈalkə], \vˈalkə], \v_ˈa_l_k_ə]\
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By James Champlin Fernald
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val'kir, n. (Scand. myth.) one of the nine handmaidens of Odin, serving at the banquet of Valhalla--also VALKYR'IA, WAL'KYR.--adjs. VALKYR'IAN, WALKYR'IAN. [Ice. valkyrja--valr, the slain, kyrja--kjósa, to choose. Ger. Walküre.]
By Thomas Davidson
Word of the day
Proto Oncogene Proteins c erbB 2
- cell surface protein-tyrosine kinase that is found to be overexpressed in significant number adenocarcinomas. It has extensive homology can heterodimerize EGF EPIDERMAL GROWTH FACTOR), 3 receptor (RECEPTOR, 3) and the 4 receptor. Activation of erbB-2 receptor occurs during heterodimer formation with a ligand-bound erbB family members. EC 2.7.11.-.